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RETIREMENT AND POSTRETIREMENT PLANS - 401(K) Plan - (Details) - 401 K Plan - USD ($) | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2022 | Jun. 30, 2021 | Jun. 30, 2022 | Jun. 30, 2021
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Maximum contribution by employee, for the calendar year |  |  | $ 20,500 |
Percentage of match for first 1% of employee contributions |  |  | 100.00% |
Percentage of employee contribution on which 100% match by employer |  |  | 1.00% |
Percentage of match on next 1% of employee contributions |  |  | 50.00% |
Common stock within the accounts of participants | $ 8,000,000.0 |  | $ 8,000,000.0 |
Total expense recognized as a component of salaries and employee benefits expense | $ 530,000 | $ 609,000 | $ 1,300,000 | $ 1,300,000
Maximum |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Percentage of employee contribution on which 50% match by employer |  |  | 6.00% |
Maximum Percentage of participating employee contribution |  |  | 3.50% |

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- Definition Percentage of employees' gross pay for which the employer contributes a matching contribution to a defined contribution plan two. + References No definition available. + Details
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- Definition Value of all classes of common stock held by shareholders. May be all or portion of the number of common shares authorized. These shares exclude common shares repurchased by the entity and held as treasury shares. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(29)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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- Definition Amount of cost for defined contribution plan. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 70 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=49170846&loc=d3e28014-114942 + Details
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- Definition Maximum amount the employee may contribute to a defined contribution plan. + References No definition available. + Details
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- Definition Maximum percentage of employee gross pay the employee may contribute to a defined contribution plan. + References No definition available. + Details
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